must-have ! Vintage collectible screw top schaffer my pen RARE design celluloid pen case

This is a exceptionally cool and collectible rare schaffer brand no nonsense pen case refillable as a ball point or fountain pen, can also be used to store small tools or even a pencil to make sure it isn't broken and preserve your point!
Fun little stash container on its own, the top screws on and stays secure on tube. Pink orange and green bold writing says my pen around the top have not seen another with this design. Bottom tube is a reddish orange color.
No cracks or issues.
Let everyone know which pen is yours!